Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8707911 | Cooling system for ports in a boiler | Kari Saviharju, Lasse Koivisto, Markku Tanttu | 2014-04-29 |
| 8640634 | Combustion air system for recovery boilers, burning spent liquors from pulping processes | Kari Saviharju, Raimo Paju, Jukka Savolainen, Esa Vihavainen | 2014-02-04 |
| 7661376 | System for producing energy at a pulp mill | Kari Saviharju, Olli Arpalahti, Lasse Koivisto | 2010-02-16 |
| 7640750 | Apparatus and method for producing energy at a pulp mill | Kari Saviharju, Olli Arpalahti, Lasse Koivisto | 2010-01-05 |
| 7207280 | Combustion air system for recovery boilers, burning spent liquors from pulping processes | Kari Saviharju, Liisa Simonen, Esa Vakkilainen, Esko Mattelmaki | 2007-04-24 |
| 6742463 | Combustion air system for recovery boilers, burning spent liquors from pulping processes | Kari Saviharju, Liisa Simonen, Esa Vakkilainen, Esko Mattelmaki | 2004-06-01 |
| 6647726 | Method and arrangement for producing electrical energy at a pulp mill | Kari Saviharju | 2003-11-18 |
| 6579091 | Cleaning device for cleaning air ports of a furnace | — | 2003-06-17 |
| 6024028 | Protection of the air ports of a recovery boiler | — | 2000-02-15 |